Dental material curing apparatus

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Description

FIG. 1 is a top, front and right side perspective view of a dental material curing apparatus showing our new design;

FIG. 2 is a reduced front elevational view thereof;

FIG. 3 is a reduced rear elevational view thereof;

FIG. 4 is a reduced plan view thereof;

FIG. 5 is a reduced bottom view thereof;

FIG. 6 is a reduced right side elevational view thereof; and,

FIG. 7 is a reduced left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D291000 July 21, 1987 Botich
2326773 August 1943 Floyd
3280459 October 1966 Walker et al.
3712984 January 1973 Lienhard
4385344 May 24, 1983 Gonser
4460337 July 17, 1984 Landgraf et al.
4614498 September 30, 1986 Vaccaro
4626210 December 2, 1986 Malata et al.
4666406 May 19, 1987 Kanea, III
4725232 February 16, 1988 Hatakeyama
4826431 May 2, 1989 Fujimura et al.
4858001 August 15, 1989 Milbank et al.
4872837 October 10, 1989 Issalene et al.
4957441 September 18, 1990 Bryan
4975058 December 4, 1990 Woodward
Other references
  • Optilux Brochure, Demetron Research Corporation, copyright date unknown. Demetron Brochure, Demetron Research Corporation, copyright date unknown. Max Brochure, L. D. Caulk Division, Dentsply International, Inc., copyright 1988. Visilux II Brochure, 3M Company, 3M Deutschland GmbH, copyright date unknown. Visilux 2 Brochure, 3M Company, copyright 1987. Visilux 2 Field Service Handbook, 3M Company, pp. 2-1 to 2-5 and 6-1 to 6-5, copyright Sep. 1990. Executor Brochure, Pro-Den Systems, Inc. copyright date unknown. Executor, Poly-Fil Brochure, Pro-Den Systems, Inc. copyright date unknown. Translux CL Brochure, Kulzer & Co. GmbH copyright 1984. Premierlite Brochure, Premier Dental Products Co., ESPE-Premier Sales Corp. copyright date unknown. ESPE Elipar II Brochure, Fabrik Pharmazeutischer Praparate GmbH & Co., KG, copyright date unknown. Teledyne Getz Brochure, Teledyne, Inc. copyright 1984.
Patent History
Patent number: D336337
Type: Grant
Filed: Aug 8, 1991
Date of Patent: Jun 8, 1993
Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN)
Inventors: Perry S. Dotterman (Maplewood, MN), Carl S. Ahlberg (Minneapolis, MN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: M. H. Tung
Attorneys: Gary L. Griswold, Walter N. Kirn, James D. Christoff
Application Number: 7/742,701
Classifications
Current U.S. Class: Patient Service Unit Or Console (D24/177)